Metals are found in rocks, either in their unalloyed state or mixed with other metals. If there is enough metal in a rock to make it wort while to get it out, we call the rock ore, "ron ore," or "copper ore," for example. These ores are found either on the surface of the ground where
they can be obtained easily or in veins and deposits underground where they must be mined.
What does the word unalloyed mean in this paragraph?
1. pure
2. undamaged
3. equal
O 4. perfect

Astudent is writing a conclusion for a research based informative essay on the possibility of exploring and inhabiting mars. what should he include in his conclusion. select two options

Laura is writing a report about the natural resources of mississippi. she will collect information about the natural resources from many different sources. one will be a multimedia encyclopedia. when she searches for information in a multimedia encyclopedia, she finds four results. three of the results will laura, but one will not her. which of these articles will not laura write her report? a) "the oil of mississippi" b) "the timber of mississippi" c) "the politics of mississippi" d) "the natural gas of mississippi"

What does the author use to example of his son's tribal education in his letter to the teacher